import * as React from "react";
import { IconName } from "../../Icon/Icon";
export type NavigationRailExpansionMenuProps = React.ComponentPropsWithoutRef<"div"> & {
    title: string;
    /**
     * If `true`, it is highlighted.
     */
    isActive?: boolean;
    iconName: IconName;
    /**
     * If not `0`, the number is located on the upper right.
     */
    notificationCount?: number;
    /**
     * Array of `<NavigationRail.ExpansionMenu />` is expected.
     */
    expansionList?: React.ReactNode[];
    /**
     * If `true`, it is expanded as default.
     */
    defaultExpand?: boolean;
    /**
     * It can define callback function that triggered when this component is `expanded`.
     */
    onChangeExpand?: (isExpand: boolean) => void;
};
declare const ExpansionMenu: React.ForwardRefExoticComponent<Omit<React.DetailedHTMLProps<React.HTMLAttributes<HTMLDivElement>, HTMLDivElement>, "ref"> & {
    title: string;
    /**
     * If `true`, it is highlighted.
     */
    isActive?: boolean;
    iconName: IconName;
    /**
     * If not `0`, the number is located on the upper right.
     */
    notificationCount?: number;
    /**
     * Array of `<NavigationRail.ExpansionMenu />` is expected.
     */
    expansionList?: React.ReactNode[];
    /**
     * If `true`, it is expanded as default.
     */
    defaultExpand?: boolean;
    /**
     * It can define callback function that triggered when this component is `expanded`.
     */
    onChangeExpand?: (isExpand: boolean) => void;
} & React.RefAttributes<HTMLDivElement>>;
export { ExpansionMenu };